Family name Sergio Bernardo (Sergio Bernardo 
) , around the world, is a rare cognomen. The surname Sergio Bernardo is habitual in Chile, where it is a rare surname, and Spain, where it is a very rare surname. More prevalently, Sergio Bernardo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sergio Bernardo | Peru, Spain, Chile, Ecuador, Costa Rica |